Financial Assets and Financial Liabilities - Narrative (Details) € in Millions, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2024
EUR (€)
|
Dec. 31, 2023
EUR (€)
|
|
| Disclosure of financial assets [line items] | |||
| Losses on litigation settlements | $ 791.5 | € 761.9 | |
| National Institutes of Health | |||
| Disclosure of financial assets [line items] | |||
| Gains on litigation settlements | 364.5 | 350.9 | |
| Losses on litigation settlements | € | € 1,146.9 | ||
| UPenn | |||
| Disclosure of financial assets [line items] | |||
| Gains on litigation settlements | 170.0 | 163.6 | |
| Losses on litigation settlements | 400.0 | € 385.0 | |
| Litigation Settlment, Contribution To Research And Development | $ | $ 52.0 | ||